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-rw-r--r--ml/dlib/tools/python/src/basic.cpp272
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diff --git a/ml/dlib/tools/python/src/basic.cpp b/ml/dlib/tools/python/src/basic.cpp
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index d87a53cc3..000000000
--- a/ml/dlib/tools/python/src/basic.cpp
+++ /dev/null
@@ -1,272 +0,0 @@
-// Copyright (C) 2013 Davis E. King (davis@dlib.net)
-// License: Boost Software License See LICENSE.txt for the full license.
-#include <dlib/python.h>
-#include <dlib/matrix.h>
-#include <sstream>
-#include <string>
-#include "opaque_types.h"
-
-#include <dlib/string.h>
-#include <pybind11/stl_bind.h>
-
-using namespace std;
-using namespace dlib;
-namespace py = pybind11;
-
-
-std::shared_ptr<std::vector<double> > array_from_object(py::object obj)
-{
- try {
- long nr = obj.cast<long>();
- return std::make_shared<std::vector<double>>(nr);
- } catch (py::cast_error &e) {
- py::list li = obj.cast<py::list>();
- const long nr = len(li);
- auto temp = std::make_shared<std::vector<double>>(nr);
- for ( long r = 0; r < nr; ++r)
- {
- (*temp)[r] = li[r].cast<double>();
- }
- return temp;
- }
-}
-
-string array__str__ (const std::vector<double>& v)
-{
- std::ostringstream sout;
- for (unsigned long i = 0; i < v.size(); ++i)
- {
- sout << v[i];
- if (i+1 < v.size())
- sout << "\n";
- }
- return sout.str();
-}
-
-string array__repr__ (const std::vector<double>& v)
-{
- std::ostringstream sout;
- sout << "dlib.array([";
- for (unsigned long i = 0; i < v.size(); ++i)
- {
- sout << v[i];
- if (i+1 < v.size())
- sout << ", ";
- }
- sout << "])";
- return sout.str();
-}
-
-string range__str__ (const std::pair<unsigned long,unsigned long>& p)
-{
- std::ostringstream sout;
- sout << p.first << ", " << p.second;
- return sout.str();
-}
-
-string range__repr__ (const std::pair<unsigned long,unsigned long>& p)
-{
- std::ostringstream sout;
- sout << "dlib.range(" << p.first << ", " << p.second << ")";
- return sout.str();
-}
-
-struct range_iter
-{
- std::pair<unsigned long,unsigned long> range;
- unsigned long cur;
-
- unsigned long next()
- {
- if (cur < range.second)
- {
- return cur++;
- }
- else
- {
- PyErr_SetString(PyExc_StopIteration, "No more data.");
- throw py::error_already_set();
- }
- }
-};
-
-range_iter make_range_iterator (const std::pair<unsigned long,unsigned long>& p)
-{
- range_iter temp;
- temp.range = p;
- temp.cur = p.first;
- return temp;
-}
-
-string pair__str__ (const std::pair<unsigned long,double>& p)
-{
- std::ostringstream sout;
- sout << p.first << ": " << p.second;
- return sout.str();
-}
-
-string pair__repr__ (const std::pair<unsigned long,double>& p)
-{
- std::ostringstream sout;
- sout << "dlib.pair(" << p.first << ", " << p.second << ")";
- return sout.str();
-}
-
-string sparse_vector__str__ (const std::vector<std::pair<unsigned long,double> >& v)
-{
- std::ostringstream sout;
- for (unsigned long i = 0; i < v.size(); ++i)
- {
- sout << v[i].first << ": " << v[i].second;
- if (i+1 < v.size())
- sout << "\n";
- }
- return sout.str();
-}
-
-string sparse_vector__repr__ (const std::vector<std::pair<unsigned long,double> >& v)
-{
- std::ostringstream sout;
- sout << "< dlib.sparse_vector containing: \n" << sparse_vector__str__(v) << " >";
- return sout.str();
-}
-
-unsigned long range_len(const std::pair<unsigned long, unsigned long>& r)
-{
- if (r.second > r.first)
- return r.second-r.first;
- else
- return 0;
-}
-
-template <typename T>
-void resize(T& v, unsigned long n) { v.resize(n); }
-
-void bind_basic_types(py::module& m)
-{
- {
- typedef double item_type;
- typedef std::vector<item_type> type;
- typedef std::shared_ptr<type> type_ptr;
- py::bind_vector<type, type_ptr >(m, "array", "This object represents a 1D array of floating point numbers. "
- "Moreover, it binds directly to the C++ type std::vector<double>.")
- .def(py::init(&array_from_object))
- .def("__str__", array__str__)
- .def("__repr__", array__repr__)
- .def("clear", &type::clear)
- .def("resize", resize<type>)
- .def("extend", extend_vector_with_python_list<item_type>)
- .def(py::pickle(&getstate<type>, &setstate<type>));
- }
-
- {
- typedef matrix<double,0,1> item_type;
- typedef std::vector<item_type > type;
- py::bind_vector<type>(m, "vectors", "This object is an array of vector objects.")
- .def("clear", &type::clear)
- .def("resize", resize<type>)
- .def("extend", extend_vector_with_python_list<item_type>)
- .def(py::pickle(&getstate<type>, &setstate<type>));
- }
-
- {
- typedef std::vector<matrix<double,0,1> > item_type;
- typedef std::vector<item_type > type;
- py::bind_vector<type>(m, "vectorss", "This object is an array of arrays of vector objects.")
- .def("clear", &type::clear)
- .def("resize", resize<type>)
- .def("extend", extend_vector_with_python_list<item_type>)
- .def(py::pickle(&getstate<type>, &setstate<type>));
- }
-
- typedef pair<unsigned long,unsigned long> range_type;
- py::class_<range_type>(m, "range", "This object is used to represent a range of elements in an array.")
- .def(py::init<unsigned long,unsigned long>())
- .def_readwrite("begin",&range_type::first, "The index of the first element in the range. This is represented using an unsigned integer.")
- .def_readwrite("end",&range_type::second, "One past the index of the last element in the range. This is represented using an unsigned integer.")
- .def("__str__", range__str__)
- .def("__repr__", range__repr__)
- .def("__iter__", &make_range_iterator)
- .def("__len__", &range_len)
- .def(py::pickle(&getstate<range_type>, &setstate<range_type>));
-
- py::class_<range_iter>(m, "_range_iter")
- .def("next", &range_iter::next)
- .def("__next__", &range_iter::next);
-
- {
- typedef std::pair<unsigned long, unsigned long> item_type;
- typedef std::vector<item_type > type;
- py::bind_vector<type>(m, "ranges", "This object is an array of range objects.")
- .def("clear", &type::clear)
- .def("resize", resize<type>)
- .def("extend", extend_vector_with_python_list<item_type>)
- .def(py::pickle(&getstate<type>, &setstate<type>));
- }
-
- {
- typedef std::vector<std::pair<unsigned long, unsigned long> > item_type;
- typedef std::vector<item_type > type;
- py::bind_vector<type>(m, "rangess", "This object is an array of arrays of range objects.")
- .def("clear", &type::clear)
- .def("resize", resize<type>)
- .def("extend", extend_vector_with_python_list<item_type>)
- .def(py::pickle(&getstate<type>, &setstate<type>));
- }
-
-
- typedef pair<unsigned long,double> pair_type;
- py::class_<pair_type>(m, "pair", "This object is used to represent the elements of a sparse_vector.")
- .def(py::init<unsigned long,double>())
- .def_readwrite("first",&pair_type::first, "This field represents the index/dimension number.")
- .def_readwrite("second",&pair_type::second, "This field contains the value in a vector at dimension specified by the first field.")
- .def("__str__", pair__str__)
- .def("__repr__", pair__repr__)
- .def(py::pickle(&getstate<pair_type>, &setstate<pair_type>));
-
- {
- typedef std::vector<pair_type> type;
- py::bind_vector<type>(m, "sparse_vector",
-"This object represents the mathematical idea of a sparse column vector. It is \n\
-simply an array of dlib.pair objects, each representing an index/value pair in \n\
-the vector. Any elements of the vector which are missing are implicitly set to \n\
-zero. \n\
- \n\
-Unless otherwise noted, any routines taking a sparse_vector assume the sparse \n\
-vector is sorted and has unique elements. That is, the index values of the \n\
-pairs in a sparse_vector should be listed in increasing order and there should \n\
-not be duplicates. However, some functions work with \"unsorted\" sparse \n\
-vectors. These are dlib.sparse_vector objects that have either duplicate \n\
-entries or non-sorted index values. Note further that you can convert an \n\
-\"unsorted\" sparse_vector into a properly sorted sparse vector by calling \n\
-dlib.make_sparse_vector() on it. "
- )
- .def("__str__", sparse_vector__str__)
- .def("__repr__", sparse_vector__repr__)
- .def("clear", &type::clear)
- .def("resize", resize<type>)
- .def("extend", extend_vector_with_python_list<pair_type>)
- .def(py::pickle(&getstate<type>, &setstate<type>));
- }
-
- {
- typedef std::vector<pair_type> item_type;
- typedef std::vector<item_type > type;
- py::bind_vector<type>(m, "sparse_vectors", "This object is an array of sparse_vector objects.")
- .def("clear", &type::clear)
- .def("resize", resize<type>)
- .def("extend", extend_vector_with_python_list<item_type>)
- .def(py::pickle(&getstate<type>, &setstate<type>));
- }
-
- {
- typedef std::vector<std::vector<pair_type> > item_type;
- typedef std::vector<item_type > type;
- py::bind_vector<type>(m, "sparse_vectorss", "This object is an array of arrays of sparse_vector objects.")
- .def("clear", &type::clear)
- .def("resize", resize<type>)
- .def("extend", extend_vector_with_python_list<item_type>)
- .def(py::pickle(&getstate<type>, &setstate<type>));
- }
-}
-
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